Finding the Fourth Proportional to 575,450,149.88, 794,193,938.70 and 377,378,283.80
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Solution
The fourth proportional to 575,450,149.88, 794,193,938.70 and 377,378,283.80 is: 520,829,728.96
Step by Step Solution
- Step 1: Write the proportion equation
575,450,149.88 : 794,193,938.70 = 377,378,283.80 : x - Step 2: Convert to fraction form
575,450,149.88/794,193,938.70 = 377,378,283.80/x - Step 3: Cross multiply
575,450,149.88x = 794,193,938.70 × 377,378,283.80 - Step 4: Simplify right side
575,450,149.88x = 299,711,545,590,968,448 - Step 5: Solve for x
x = 299,711,545,590,968,448/575,450,149.88 - Step 6: Final answer
x = 520,829,728.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.